How much is a PSA 10 Horsea #504?

A PSA 10 Horsea #504 from Pokemon Chinese Gem Pack 5 is currently priced at $39 based on completed sales tracked on PokeInvest.

Is grading Horsea #504 worth it?

With a raw price of $2 and a PSA 10 selling for $39, grading Horsea #504 has a potential gross margin of $37 before PSA fees (from $59.99 a card, more for higher declared values). Use the PokeInvest PSA Calculator for a full ROI breakdown.

PSA 9 vs PSA 10 Horsea #504: what's the price difference?

A PSA 10 Horsea #504 sells for about $39 versus about $13 for a graded 9 (PSA, CGC and BGS 9 sales combined), so the 10 carries a 3.1x premium based on recent sales tracked on PokeInvest.